Explaining variations in general practice prescribing costs per ASTRO-PU (age, sex, and temporary resident originated prescribing unit).

DOI: 10.1136/bmj.312.7029.488 EID: 2-s2.0-0030057756 PMID: 8597684 LENSID: 117-246-099-346-354 PMC: pmc2349938